摘要
A new expanded approach is presented to find exact solutions of nonlinear differential-difference equations. As its application, the soliton solutions and periodic solutions of a lattice equation are obtained.
A new expanded approach is presented to find exact solutions of nonlinear differential-difference equations. As its application, the soliton solutions and periodic solutions of a lattice equation are obtained.
基金
the National Natural Science Foundation of China (No. 60773119)
关键词
非线性偏微方程式
符号计算
求解方法
数学
differential-difference equation
exact solution
symbolic computation